14.2 Checking the Spark Plug
► Clean dirty spark plug.
► Check electrode gap (A) and readjust if neces‐
sary – see "Specifications".
► Rectify the problems which have caused foul‐
ing of the spark plug.
Possible causes are:
–
Too much oil in fuel mix.
–
Dirty air filter.
–
Unfavorable running conditions.
WARNING
Arcing may occur if the adapter nut (1) is loose
or missing. Working in an easily combustible or
explosive atmosphere may cause a fire or an
explosion. This can result result in serious inju‐
ries or damage to property.
► Use resistor type spark plugs with a properly
tightened adapter nut.
14.3 Installing the Spark Plug
► Screw the spark plug (4) into the cylinder and
fit the boot (3) (press it down firmly).
► Fit the cover (2).
► Insert and tighten down the screw (1).
NOTICE
If the blower is operated without the cover (2),
the engine may overheat and this can result in
engine damage.
► Operate your blower only with the cover fitted
in position.
15 Spark Arresting Screen in
Muffler
WARNING
To reduce the risk of fire caused by hot particles
escaping from the machine, never operate the
machine without a spark arresting screen, or with
the spark arresting screen damaged. Do not
modify the muffler or spark arresting screen.
NOTICE
According to the law or regulations in some
countries or federal states, certain operations
may only be carried out if a properly serviced
spark arresting screen is provided.
► If the engine is down on power, check the
spark arresting screen in the muffler
► Wait for the muffler to cool down
English 15 Spark Arresting Screen in Muffler
16 0458-490-8321-B
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